Last updated: March 2, 2024
The weather in Barao de Sao Joao, Portugal, during December is characterized by an average temperature of 13°C (56°F). Highs can soar to 20°C (68°F), while lows may dip to 6°C (43°F). Typically, the humidity level in Barao de Sao Joao throughout December hovers around 81%.
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Humidity
In December, Barao de Sao Joao averages 49 mm (1.9 inches) of rainfall, typically over the course of 8 rainy days. The month enjoys an average of 9 hours 38 minutes of daylight, with the sun shining for approximately 7 hours 47 minutes each day. Additionally, there is a 44% probability of sunny days during this period.
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In December, the UV Index in Barao de Sao Joao reaches a maximum of 3, indicating a level of Moderate exposure. The most intense UV radiation typically occurs between 11:00 and 13:00, during which unprotected skin may burn in as little as 30 minutes.
| 07:00 | 08:00 | 09:00 | 10:00 | 11:00 | 12:00 | 13:00 | 14:00 | 15:00 | 16:00 | 17:00 | 18:00 | 19:00 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UVI | 0 | 1 | 1 | 2 | 3 | 3 | 3 | 2 | 1 | 1 | 1 | 0 | 0 |
| Exposure | Low | Moderate | Low | ||||||||||
| Time to burn | 45 min | 30 min | 45 min | ||||||||||